Home / 22,313.52-30,804.84-15,250.32

Finding the Fourth Proportional to 22,313.52, 30,804.84 and 15,250.32

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Solution

The fourth proportional to 22,313.52, 30,804.84 and 15,250.32 is: 21,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.52 : 30,804.84 = 15,250.32 : x
  2. Step 2: Convert to fraction form
    22,313.52/30,804.84 = 15,250.32/x
  3. Step 3: Cross multiply
    22,313.52x = 30,804.84 × 15,250.32
  4. Step 4: Simplify right side
    22,313.52x = 469,783,667.55
  5. Step 5: Solve for x
    x = 469,783,667.55/22,313.52
  6. Step 6: Final answer
    x = 21,053.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.